Home / 2,808,042.60-4,212,063.90-2,766,052.20

Finding the Fourth Proportional to 2,808,042.60, 4,212,063.90 and 2,766,052.20

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Solution

The fourth proportional to 2,808,042.60, 4,212,063.90 and 2,766,052.20 is: 4,149,078.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,042.60 : 4,212,063.90 = 2,766,052.20 : x
  2. Step 2: Convert to fraction form
    2,808,042.60/4,212,063.90 = 2,766,052.20/x
  3. Step 3: Cross multiply
    2,808,042.60x = 4,212,063.90 × 2,766,052.20
  4. Step 4: Simplify right side
    2,808,042.60x = 11,650,788,617,135.58
  5. Step 5: Solve for x
    x = 11,650,788,617,135.58/2,808,042.60
  6. Step 6: Final answer
    x = 4,149,078.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.